//
//  MainTabBar.swift
//  Weibo
//
//  Created by 鹏 周 on 15/12/12.
//  Copyright © 2015年 ycit. All rights reserved.
//

import UIKit

class MainTabBar: UITabBar {

    override init(frame: CGRect) {
        super.init(frame: frame)
        addSubview(composeBtn)
    }
    
    override func layoutSubviews() {
        super.layoutSubviews()
        
        let w = self.bounds.width / 5
        let h = self.bounds.height
        let rect = CGRect(x: 0, y: 0, width: w, height: h)
        
        var index: CGFloat = 0
        for subview in subviews {
            if subview.isKindOfClass(NSClassFromString("UITabBarButton")!) {
            subview.frame = CGRectOffset(rect, index * w, 0)
                index += (index == 1 ? 2 : 1)
            
            }
        }
        composeBtn.frame = CGRectOffset(rect, 2*w, 0)
//        bringSubviewToFront(composeBtn)
    }
    
    lazy var composeBtn: UIButton = {
        
        let btn = UIButton()
        btn.setImage(UIImage(named: "tabbar_compose_icon_add"), forState: .Normal)
        btn.setImage(UIImage(named: "tabbar_compose_icon_add_highlighted"), forState: .Highlighted)
        btn.setBackgroundImage(UIImage(named: "tabbar_compose_button"), forState: .Normal)
        btn.setBackgroundImage(UIImage(named: "tabbar_compose_button_highlighted"), forState: .Highlighted)
        
        
        btn.sizeToFit()
        return btn
    
    
    
    
    
    }()
    
    
    

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
//        super.init(coder: aDecoder)
//        addSubview(composeBtn)
    }

}
